a young person; youth; youngsters (refers to people who are young)
若い者は新しいことに興味を持ちやすい。
Young people tend to be interested in new things.
学校行事では、若い者が中心になって準備を進めた。
At the school event, the younger people took the lead in preparing.
若い者と年配者では考え方が違うことがある。
Younger and older people sometimes think differently.
a young employee/servant or a young follower/subordinate (a younger person in a subordinate role)
店の若い者が皿洗いを担当している。
The young worker at the shop is in charge of washing dishes.
昔は殿様が若い者を側に置いて仕えてもらった。
In the past, lords used to keep young servants at their side to attend to them.